pointed questions for president obama's phenomenon knee for secretary of defense. and many of those questions came from the nominee's own party. >> janelle wang is here with our world tonight. janelle. >> former february nebraska senator chuck hagel hammered today at his senate confirmation hearing. one of the most heated exchanges came from his former friends senator john mccain who grilled hagel on his opposition to the 2007 surge of u.s. forces into iraq. >> deserves your judgment as to whether you were right or wrong about the surge. >> i'll explain why i made those comments. >> i want to know if you were right or wrong. that's a direct question. i expect a direct answer. >> hagel said it wasn't a yes or no answer but senator mccain didn't give him a chance to explain. hagel spent a lot of time clarifying pree clarifying previous positions. including supporting the rights of gays in the militaries. if confirmed, he would be the first enlisted man to be as defense secretary. his supporters say that experience makes him uniquely qualified for the job. >>> now to